Check for type legality before materializing integer constants in fast isel. With this change,
all of MultiSource/Applications passes on Darwin/X86 under FastISel.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55982 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/FastISel.cpp b/lib/CodeGen/SelectionDAG/FastISel.cpp
index 33f4591..d73bce7 100644
--- a/lib/CodeGen/SelectionDAG/FastISel.cpp
+++ b/lib/CodeGen/SelectionDAG/FastISel.cpp
@@ -39,6 +39,8 @@
MBB->getParent()->getConstantPool());
// Don't cache constant materializations. To do so would require
// tracking what uses they dominate.
+ if (!TLI.isTypeLegal(VT))
+ return false;
Reg = FastEmit_i(VT, VT, ISD::Constant, CI->getZExtValue());
} else if (isa<GlobalValue>(V)) {
return TargetMaterializeConstant(dyn_cast<Constant>(V),